product name Groove foldable electric bicycle with a maximum working distance of 45 miles and a maximum speed of 20 miles per hour Brand: The third generation Model: ELM102G3 aspect Product width: 23 inches Product height: 53.5 inches Product length: 66.63 inches Product weight: 55.6 pounds Additional dimension Maximum load capacity: 275 pounds Recommended maximum user height: 74.02 inches Recommended minimum user height: 57.88 inches Wheel diameter: 20 inches Wheel thickness: 4 inches Battery Chemistry: Lithium Ion Removable battery: yes Battery capacity: 624 Wh Battery charging time: 8 hours Battery current: 13.75 ampere hour Maximum working range: 45 miles Motor type: Bafang 500W rated/1000W peak rear hub motor with 1:5 planetary gear Motor power: 500 watts Maximum speed: 20 miles per hour Manufacturer’s Warranty-Parts 1 year